<!DOCTYPE html>
<html lang="zh-cn">
<head>
	<meta charset="utf-8" />
	<title>CSS裁剪</title>
	<style>
        .box{
			width: 200px;
			height: 200px;
            background-color: cornflowerblue;
            /* clip-path: circle(40%); */
            clip-path: polygon(53% 0, 100% 56%, 52% 100%, 1% 54%);
		}

	</style>
</head>

<body>

	<div class="box">
	</div>

</body>

</html>
